Pete Metcalfe

Pete Metcalfe is a retired automation engineer, who enjoys tinkering on Linux and microcontroller projects. When Pete isn’t playing with technology, he likes getting outside hiking and doing water sports.

Jan 31, 2025 Node-RED SVG Raspberry Pi automation

Add Animated Drawings to Your IoT Dashboards

Jan 24, 2025 Python Arduino Snek

Run Python on Old Arduino Modules

Reuse your old Arduino hardware while learning Python.

Sep 27, 2024 command-line Raspberry Pi

Control USB-Powered Devices with a Raspberry Pi

Command-line tools and Node-RED on a Raspberry Pi let you control projects that use the USB ports.

Sep 20, 2024 Raspberry Pi automation

Industrial Control Programming and Protocols on a Raspberry Pi

Small Industry Create automation projects with ladder logic, function blocks, structured text, and Modbus TCP. Home automation projects can take advantage of a number of

Mar 29, 2024 Raspberry Pi programming

Twins

Create Gemini pages to show sensor data or control a Raspberry Pi rover.